books.google.com - Reissued to follow the Syfy Channel film of Riverworld, this fourth book in the classic Riverworld series continues the adventures of Samuel Clemens and Sir Richard Francis Burton as they travel through Farmer's strange and wonderful Riverworld, a place where everyone who ever lived is simultaneously...https://books.google.com/books/about/The_Magic_Labyrinth.html?id=VZAsPLCPCg8C&q=head&utm_source=gb-gplus-shareThe Magic Labyrinth